144 
LARID/E. 
Melanosterna lunata (Peale). (25-100.) 
Sterna lunata Peale, U.S. Expl. Exped. vol. viii. p 277, 1848 : 
Vincennes Island, Paumotu Group. (Pig. Bothschild, Eds. 
Laysan, pi. 23.) 
Distr .—Pacific Islands. 
Genus PROCELSTERNA Lafresuaye. 
Procelsterna Lafresnaye, Mag. de Zool. 1842, pi. 20, dated March. 
Type (by monotypy) : Procelsterna tcreiicollis Lafresnaye = 
a subspecies of Sterna cerulea Bennett. 
Procelsterna cerulea (Bennett). 
—Islands of the Pacific. 
Procelsterna cerulea cerulea (Bennett). (25-133.) 
Sterna cerulea Bennett, Narr. Whaling Yoy. vol. ii. p. 248 (pref. 
April 14th), 1840 : Christinas Island, Pacific. 
Anous pawning Gould, P. Z. S. 1845, p. 104, Feb. 1840: Christmas Island. 
Stolvlvs cinerea Neboux, Voy. ‘Venus,’ Zool. pi. 9, 1849 (p, 270). 
Anous tephrodes Reiohonbacb, Novit. Synops. No. I V, Dec. 1850, new name for 
S. ciucrea Neboux : Christmas Island, Pacific Ocean. 
ProceUferna saxatilis Fisher, Proc. U.S. Nat. Mus. vol. xxvi. p. 559, 1903: 
Necker Islands, Hawaiian Islands. 
Distr .—Pacific Islands East. 
Procelsterna cerulea albivitta Bonaparte. 
Procelsterna albivitta Bonaparte, Coinptes Pend us, Acad. Sci. Paris, 
vol. xlii. p. 773, May 185(5: Lord Howe Island; new name for 
Anous cinereus Gould, not Haldeman. (Pig. Gould, vii. pi. 372 ; 
Math. pi. 118.) 
Anous cinereu s Gould, Proc. Zool, Soc. Lond. 1845, p. 104, Feb. 1846: Lord 
Howe Island. Not Haldeman, Zoological Contr. pt. 2, no. 8, Doc. 1843. 
Procelsterna cerulea Icennadeci Mathews, Austral Av. Rec. vol. iii. p. 55, 
April 7th, 1910: Kermadec Islands. 
Distr .—Eastern Australia to Kermadec Islands. 
Procelsterna cerulea skottsbergii Ldxmberg. 
Procelsterna caerulea skottsbergii LOnnberg, in Skottsbergh’s Nat. 
Hist. Juan Pern., Easter Island, vol. iii. p. 20, 1920: Easter 
Island, Pacific Ocean. 
Distr. —Easter Island. 
Procelsterna cerulea nebouxi Math. 
Procelsterna cerulea nebouxi Mathews, Birds Austr. vol. ii. p. 431 
1912: Ellice Islands. 
Distr. —Ellice, Phoenix, and Samoa Islands. 
